ES2074657T3 - Estructura en forma de nido de abejas para la atenuacion de ruidos. - Google Patents
Estructura en forma de nido de abejas para la atenuacion de ruidos.Info
- Publication number
- ES2074657T3 ES2074657T3 ES91303436T ES91303436T ES2074657T3 ES 2074657 T3 ES2074657 T3 ES 2074657T3 ES 91303436 T ES91303436 T ES 91303436T ES 91303436 T ES91303436 T ES 91303436T ES 2074657 T3 ES2074657 T3 ES 2074657T3
- Authority
- ES
- Spain
- Prior art keywords
- sheet
- panel
- joined
- sheets
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000463 material Substances 0.000 abstract 3
- 239000004744 fabric Substances 0.000 abstract 1
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
- B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/02—Layer formed of wires, e.g. mesh
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/42—Layered products comprising a layer of synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
- E04C2/34—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
- E04C2/36—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels
- E04C2/365—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels by honeycomb structures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
- F02K1/82—Jet pipe walls, e.g. liners
- F02K1/827—Sound absorbing structures or liners
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
- B32B2305/024—Honeycomb
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/712—Weather resistant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2311/00—Metals, their alloys or their compounds
- B32B2311/18—Titanium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2311/00—Metals, their alloys or their compounds
- B32B2311/24—Aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2361/00—Phenoplast, aminoplast
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2377/00—Polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/18—Aircraft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/28—Three-dimensional patterned
- F05D2250/283—Three-dimensional patterned honeycomb
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24149—Honeycomb-like
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24322—Composite web or sheet
- Y10T428/24331—Composite web or sheet including nonapertured component
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laminated Bodies (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/426,764 US5041323A (en) | 1989-10-26 | 1989-10-26 | Honeycomb noise attenuation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2074657T3 true ES2074657T3 (es) | 1995-09-16 |
Family
ID=23692103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES91303436T Expired - Lifetime ES2074657T3 (es) | 1989-10-26 | 1991-04-17 | Estructura en forma de nido de abejas para la atenuacion de ruidos. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5041323A (de) |
| EP (1) | EP0509166B1 (de) |
| DE (1) | DE69108710T2 (de) |
| ES (1) | ES2074657T3 (de) |
Families Citing this family (129)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5445861A (en) * | 1992-09-04 | 1995-08-29 | The Boeing Company | Lightweight honeycomb panel structure |
| CN1053982C (zh) * | 1993-05-11 | 2000-06-28 | 王法源 | 一种吸声结构 |
| TW274068B (de) * | 1993-05-13 | 1996-04-11 | Ciba Geigy Ag | |
| US5460865A (en) * | 1993-05-13 | 1995-10-24 | Ciba-Geigy Corporation | Hybrid honeycomb sandwich panel |
| US20010049868A1 (en) | 2000-01-25 | 2001-12-13 | Batesville Services, Inc. | Lightweight casket |
| US5770291A (en) | 1993-09-22 | 1998-06-23 | Batesville Casket Company, Inc. | Blank for a lightweight casket |
| US5685937A (en) * | 1993-09-22 | 1997-11-11 | Batesville Casket Company, Inc. | Method for constructing a casket |
| DE4415983C2 (de) † | 1994-05-06 | 1998-02-19 | Continental Ag | Am Radkasten eines Kraftfahrzeuges anzubringende, als passiver Schallabsorber wirkende Vorrichtung |
| CA2164663C (en) * | 1994-12-20 | 1999-08-10 | David B. Martin | Tackable acoustical-barrier panel |
| FR2735166B1 (fr) * | 1995-06-08 | 1997-08-29 | Aerospatiale | Procede de fabrication d'un panneau ou analogue a proprietes structurale et acoustique et panneau ainsi obtenu |
| US5620276A (en) * | 1995-09-29 | 1997-04-15 | Plascore, Inc. | Deformable impact test barrier |
| US5782082A (en) | 1996-06-13 | 1998-07-21 | The Boeing Company | Aircraft engine acoustic liner |
| GB2339168B (en) * | 1996-08-28 | 2000-06-28 | Nicholas Mcmahon | Heat collection and heat insulation using a structure comprising honeycomb cores and outer skins |
| US5721402A (en) * | 1996-09-09 | 1998-02-24 | Northrop Grumman Corporation | Noise suppression system for a jet engine |
| US5923003A (en) * | 1996-09-09 | 1999-07-13 | Northrop Grumman Corporation | Extended reaction acoustic liner for jet engines and the like |
| US5804278A (en) * | 1997-01-03 | 1998-09-08 | Fixtures Manufacturing Corporation | Laminated panel construction with honeycomb grid core |
| US5912442A (en) * | 1997-07-02 | 1999-06-15 | Trw Inc. | Structure having low acoustically-induced vibration response |
| US5975237A (en) | 1997-07-30 | 1999-11-02 | The Boeing Company | Reinforcing structure for engine nacelle acoustic panel |
| FR2767411B1 (fr) * | 1997-08-13 | 2001-11-16 | Aerospatiale | Couche acoustiquement resistive, procede de fabrication de cette couche et panneau acoustiquement absorbant muni d'au moins une telle couche |
| FR2767410B1 (fr) * | 1997-08-14 | 1999-10-29 | Thomson Marconi Sonar Sas | Absorbeur acoustique sous-marin |
| FR2771331B1 (fr) * | 1997-11-21 | 2000-08-04 | Aerospatiale | Panneau en materiau composite a bordures et/ou surface exterieure protegees des chocs ou de l'erosion et procedes de fabrication d'un tel panneau |
| USD405932S (en) | 1998-02-04 | 1999-02-16 | Batesville Casket Company, Inc. | Casket lid end cap |
| US5974640A (en) | 1998-02-04 | 1999-11-02 | Batesville Casket Company | Lightweight burial casket |
| USD407181S (en) | 1998-02-04 | 1999-03-23 | Batesville Casket Company, Inc. | Casket lid end cap |
| US6203656B1 (en) * | 1998-08-03 | 2001-03-20 | General Electric Company | Acoustic liner manufacture |
| US6688558B2 (en) | 1999-11-23 | 2004-02-10 | The Boeing Company | Method and apparatus for aircraft inlet ice protection |
| US6371411B1 (en) | 1999-11-23 | 2002-04-16 | The Boeing Company | Method and apparatus for aircraft inlet ice protection |
| DE20016051U1 (de) * | 2000-09-15 | 2002-02-21 | FAIST Automotive GmbH & Co. KG, 86381 Krumbach | Schallabsorbierende Verbundplatte |
| US6439340B1 (en) * | 2000-11-17 | 2002-08-27 | Astech Manufacturing, Inc. | Acoustically treated structurally reinforced sound absorbing panel |
| FR2820716B1 (fr) * | 2001-02-15 | 2003-05-30 | Eads Airbus Sa | Procede de degivrage par circulation forcee d'un fluide, d'un capot d'entree d'air de moteur a reaction et dispositif pour sa mise en oeuvre |
| JP2002340280A (ja) * | 2001-05-18 | 2002-11-27 | Jamco Corp | 真空断熱ブロック |
| US6557799B1 (en) * | 2001-11-09 | 2003-05-06 | The Boeing Company | Acoustic treated thrust reverser bullnose fairing assembly |
| US6619913B2 (en) * | 2002-02-15 | 2003-09-16 | General Electric Company | Fan casing acoustic treatment |
| FR2838859B1 (fr) * | 2002-04-22 | 2004-07-16 | Hurel Hispano Le Havre | Procede d'assemblage et de controle d'un panneau acoustique a double resonateur avec ame en nid d'abeille |
| GB0211861D0 (en) * | 2002-05-23 | 2002-07-03 | Powerwall Systems Ltd | Panel |
| FR2841031B1 (fr) * | 2002-06-17 | 2005-02-11 | Hurel Hispano Le Havre | Procede de fabrication d'un panneau acoustique a double resonateur |
| US6910659B2 (en) * | 2002-10-22 | 2005-06-28 | The Boeing Company | Method and apparatus for liquid containment, such as for aircraft fuel vessels |
| US6871725B2 (en) * | 2003-02-21 | 2005-03-29 | Jeffrey Don Johnson | Honeycomb core acoustic unit with metallurgically secured deformable septum, and method of manufacture |
| US7175136B2 (en) * | 2003-04-16 | 2007-02-13 | The Boeing Company | Method and apparatus for detecting conditions conducive to ice formation |
| US7588212B2 (en) | 2003-07-08 | 2009-09-15 | Rohr Inc. | Method and apparatus for noise abatement and ice protection of an aircraft engine nacelle inlet lip |
| FR2876434A1 (fr) * | 2004-10-11 | 2006-04-14 | Technofan Sa | Dispositif d'obturation d'une conduite et ensemble de ventilation incluant un tel dispositif |
| DE102004053383A1 (de) * | 2004-11-02 | 2006-05-04 | Eads Deutschland Gmbh | Akustischer Absorber für Flugtriebwerke |
| US8361590B2 (en) * | 2005-02-02 | 2013-01-29 | Defence Research & Development Organization | Lightweight structural composite for load bearing applications |
| US7331421B2 (en) | 2005-03-30 | 2008-02-19 | The Boeing Company | Flow restrictors for aircraft inlet acoustic treatments, and associated systems and methods |
| US7434659B2 (en) * | 2005-04-04 | 2008-10-14 | Hexcel Corporation | Acoustic septum cap honeycomb |
| FR2889616B1 (fr) * | 2005-08-02 | 2008-05-30 | Hutchinson Sa | Panneau acoustique du type a lame d'air |
| JP2007291834A (ja) * | 2006-03-31 | 2007-11-08 | Yamaha Corp | 吸音パネル及び吸音パネルの製造方法 |
| US7540354B2 (en) * | 2006-05-26 | 2009-06-02 | United Technologies Corporation | Micro-perforated acoustic liner |
| US8141723B2 (en) * | 2006-08-18 | 2012-03-27 | Plano Molding Company | Inverted cell honeycomb structure shelving |
| US7959412B2 (en) * | 2006-09-29 | 2011-06-14 | General Electric Company | Wind turbine rotor blade with acoustic lining |
| US7503425B2 (en) * | 2006-10-02 | 2009-03-17 | Spirit Aerosystems, Inc. | Integrated inlet attachment |
| US7955698B2 (en) * | 2006-11-15 | 2011-06-07 | Honeywell International Inc. | Fiber-based acoustic treatment material and methods of making the same |
| US7735600B2 (en) * | 2006-12-08 | 2010-06-15 | The Boeing Corporation | Monolithic acoustically-treated engine nacelle inlet panels |
| US7980817B2 (en) * | 2007-04-16 | 2011-07-19 | United Technologies Corporation | Gas turbine engine vane |
| US8726665B2 (en) | 2007-06-05 | 2014-05-20 | The Boeing Company | Internal mixing of a portion of fan exhaust flow and full core exhaust flow in aircraft turbofan engines |
| DE102007029751A1 (de) | 2007-06-27 | 2009-01-02 | Architectural Research Corp., Livonia | Schallabsorbierendes Raumteilerelement |
| JP2009062977A (ja) * | 2007-08-15 | 2009-03-26 | Rohr Inc | 線形音響ライナー |
| US20090188748A1 (en) * | 2008-01-24 | 2009-07-30 | Honeywell International Inc. | Noise suppression panels and repair methods therefor |
| DE102008016066A1 (de) * | 2008-03-28 | 2009-10-01 | Airbus Deutschland Gmbh | Verbundplatte |
| US7870929B2 (en) * | 2008-04-29 | 2011-01-18 | The Boeing Company | Engine assembly, acoustical liner and associated method of fabrication |
| US8573358B2 (en) * | 2008-05-22 | 2013-11-05 | 3M Innovative Properties Company | Multilayer sound absorbing structure comprising mesh layer |
| US8025122B2 (en) * | 2008-11-06 | 2011-09-27 | The Boeing Company | Acoustically treated exhaust centerbody for jet engines and associated methods |
| US7857093B2 (en) * | 2009-03-17 | 2010-12-28 | Spirit Aerosystems, Inc. | Engine inlet deep acoustic liner section |
| GB0907009D0 (en) | 2009-04-23 | 2009-06-03 | Vestas Wind Sys As | Improvements in or relating to composite structures |
| GB0907010D0 (en) | 2009-04-23 | 2009-06-03 | Vestas Wind Sys As | Improvements in or relating to composite structures |
| FR2947013B1 (fr) * | 2009-06-18 | 2013-08-02 | Airbus France | Aerogenerateur carene. |
| US20110056886A1 (en) * | 2009-06-26 | 2011-03-10 | Nicholas De Luca | Oil spill recovery process |
| US8486507B2 (en) | 2009-06-26 | 2013-07-16 | Cryovac, Inc. | Expandable foam sheet that locks in expanded configuration |
| DE102009037956B4 (de) | 2009-08-18 | 2024-06-06 | MTU Aero Engines AG | Turbinenaustrittsgehäuse |
| EP2478202B1 (de) | 2009-09-17 | 2019-08-07 | GKN Aerospace Sweden AB | Geräuschdämmungsplatte und gasturbine mit einer geräuschdämmungsplatte |
| US20110108667A1 (en) * | 2009-11-12 | 2011-05-12 | Hans-Peter Keller | Thermoplastic Composite Window Panel for Aircraft Applications |
| FR2953058B1 (fr) * | 2009-11-23 | 2017-11-03 | Aircelle Sa | Peau acoustique pour un panneau acoustique d'une nacelle d'aeronef |
| DE102010015638B4 (de) | 2010-04-20 | 2015-02-12 | Airbus Operations Gmbh | Luftfahrzeugkabinen-Plattenabsorber |
| US8230969B2 (en) * | 2010-05-18 | 2012-07-31 | Precision Fabrics Group, Inc. | Acoustic panels, apparatus and assemblies with airflow-resistive layers attached to sound incident surfaces |
| FR2970433B1 (fr) * | 2011-01-13 | 2013-01-04 | Aircelle Sa | Procede de reparation d'au moins une partie d'un panneau acoustique pour une nacelle |
| BR112013033897A2 (pt) * | 2011-06-29 | 2017-02-14 | Zephyros Inc | painel acústico e método de montagem associado |
| DE102011108957B4 (de) * | 2011-07-29 | 2013-07-04 | Mtu Aero Engines Gmbh | Verfahren zum Herstellen, Reparieren und/oder Austauschen eines Gehäuses, insbesondere eines Triebwerkgehäuses, sowie ein entsprechendes Gehäuse |
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| US8863893B2 (en) * | 2011-11-17 | 2014-10-21 | Spirit Aerosystems, Inc. | Engine inlet varying impedance acoustic liner section |
| US9856745B2 (en) * | 2012-02-28 | 2018-01-02 | United Technologies Corporation | Acoustic treatment in an unducted area of a geared turbomachine |
| US10837367B2 (en) * | 2012-02-28 | 2020-11-17 | Raytheon Technologies Corporation | Acoustic treatment in an unducted area of a geared turbomachine |
| AU2013258875B2 (en) * | 2012-05-11 | 2016-09-22 | Owen Derek Barr | Web frame |
| GB201209658D0 (en) * | 2012-05-31 | 2012-07-11 | Rolls Royce Plc | Acoustic panel |
| US8919494B2 (en) | 2012-07-31 | 2014-12-30 | Rohr, Inc. | Electric heater for integration into an aircraft acoustic panel |
| US9027706B2 (en) * | 2013-02-11 | 2015-05-12 | Federal-Mogul Powertrain, Inc. | Enhanced, lightweight acoustic scrim barrier |
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| US3166149A (en) * | 1965-01-19 | Damped-resonator acoustical panels | ||
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| US4421811A (en) * | 1979-12-21 | 1983-12-20 | Rohr Industries, Inc. | Method of manufacturing double layer attenuation panel with two layers of linear type material |
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| US4465725A (en) * | 1982-07-15 | 1984-08-14 | Rohr Industries, Inc. | Noise suppression panel |
-
1989
- 1989-10-26 US US07/426,764 patent/US5041323A/en not_active Expired - Lifetime
-
1991
- 1991-04-17 EP EP91303436A patent/EP0509166B1/de not_active Expired - Lifetime
- 1991-04-17 ES ES91303436T patent/ES2074657T3/es not_active Expired - Lifetime
- 1991-04-17 DE DE69108710T patent/DE69108710T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0509166B1 (de) | 1995-04-05 |
| DE69108710D1 (de) | 1995-05-11 |
| EP0509166A1 (de) | 1992-10-21 |
| US5041323A (en) | 1991-08-20 |
| DE69108710T2 (de) | 1995-11-23 |
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